A Treatise on the Astrolabe
Chaucer, Geoffrey / Eisner, Sigmund![A Treatise on the Astrolabe](https://support.digitalhusky.com/media/annotations/sorted/143/1438047/CHSBZCOP031438047.jpg)
Demonstrates that Chaucer structured both Canterbury Tales after the astrolabe, an Arabic Islamic time-keeping devic. Chaucer's fascination with this device also accounts for the sense of time and astronomy in the Canterbury Tales.